$6p^2{q}^2(3p^{2}q+4p{q}^2-5)$

$6p^2{q}^2(3p^{2}q+4p{q}^2-5pq)$

$6p^3{q}^3(3pq+4q-5)$

$6p^2{q}^2(3p^{2}q+4p{q}^2+5)$